package io.renren.modules.oss.cloud;


import com.qcloud.cos.COSClient;
import com.qcloud.cos.ClientConfig;
import com.qcloud.cos.auth.BasicCOSCredentials;
import com.qcloud.cos.auth.COSCredentials;
import com.qcloud.cos.model.ObjectMetadata;
import com.qcloud.cos.model.PutObjectRequest;
import com.qcloud.cos.region.Region;
import io.renren.common.exception.RRException;

import java.io.ByteArrayInputStream;
import java.io.InputStream;

/**
 * 腾讯云存储
 * @author chenshun
 * @email sunlightcs@gmail.com
 * @date 2017-03-26 20:51
 */
public class QcloudCloudStorageService extends CloudStorageService {
    private COSClient client;

    public QcloudCloudStorageService(CloudStorageConfig config){
        this.config = config;

        //初始化
        init();
    }

    private void init(){
        COSCredentials credentials = new BasicCOSCredentials
                (config.getQcloudSecretId(),config.getQcloudSecretKey());

    	//初始化客户端配置
        //设置bucket所在的区域，华南：gz 华北：tj 华东：sh
        Region region = new Region(config.getQcloudRegion());
        ClientConfig clientConfig = new ClientConfig(region);

    	client = new COSClient(credentials, clientConfig);
    }

    @Override
    public String upload(byte[] data, String path) {
        InputStream inputStream = new ByteArrayInputStream(data);
        return this.upload(inputStream, path);
    }

    @Override
    public String upload(InputStream inputStream, String path) {
        //腾讯云必需要以"/"开头
        if(!path.startsWith("/")) {
            path = "/" + path;
        }

        //上传到腾讯云
        PutObjectRequest request = new PutObjectRequest(
                config.getQcloudBucketName(),path,
                inputStream,new ObjectMetadata());

        try {
            client.putObject(request);
        }catch (Exception e){
            throw new RRException("文件上传失败，" + e.getMessage());
        }

        return config.getQcloudDomain() + path;
    }

    @Override
    public String uploadSuffix(byte[] data, String suffix) {
        return upload(data, getPath(config.getQcloudPrefix(), suffix));
    }

    @Override
    public String uploadSuffix(InputStream inputStream, String suffix) {
        return upload(inputStream, getPath(config.getQcloudPrefix(), suffix));
    }
}
